699928564 has 12 divisors (see below), whose sum is σ = 1245636000. Its totient is φ = 344032568.

The previous prime is 699928531. The next prime is 699928577. The reversal of 699928564 is 465829996.

It is a junction number, because it is equal to n+sod(n) for n = 699928499 and 699928508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1482664 + ... + 1483135.

It is an arithmetic number, because the mean of its divisors is an integer number (103803000).

Almost surely, 2^699928564 is an apocalyptic number.

It is an amenable number.

699928564 is a deficient number, since it is larger than the sum of its proper divisors (545707436).

699928564 is a wasteful number, since it uses less digits than its factorization.

699928564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2965862 (or 2965860 counting only the distinct ones).

The product of its digits is 8398080, while the sum is 58.

The square root of 699928564 is about 26456.1630626968. The cubic root of 699928564 is about 887.8737967578.

The spelling of 699928564 in words is "six hundred ninety-nine million, nine hundred twenty-eight thousand, five hundred sixty-four".